|Name|Area|Height|Floors|Year|
|---|---|---|---|---|
|Ratan Planet|Opp. ALIMCO, Naramau, G.T Road, Kalianpur|90 metres (295 ft)|16|2013|
|The Landmark Hotel|Near Navin Market, Mall Road, Downtown|80 metres (262 ft)|14|2000|
|Ratan Orbit|Mukherjee Vihar, Kalianpur|70 metres (230 ft)|14|2011|
|BSNL Tower|Opp. Resrve Bank of India, Mall Road, Downtown|65 metres (213 ft)|15|2001|
|Som Business Square (EL Mart)|Mega Mall Crossing, The Mall, Downtown|80 metres (262 ft)|15|2005|
|Akashganga Heights|City Bypass, Chakeri|60 metres (197 ft)|15|1995|
|Krishna Tower|Opp. Green Park Stadium, Parwati Bagla Road, Civil Lines|48 metres (157 ft)|10|2003|

Question: how many of the 7 tallest buildings in kanpur, india were built before 2010?
Answer: 5